Listing the value of bees, beavers and others on the pages of the world's financial press helps to show that ecosystems deliver benefits worth staggering amounts of money - yet we scarcely keep track of it.

Is it worth trying to put a price on the natural world, when things like water and food are priceless? Yes, says Paul Sutton - without knowing the value of the environment, we might not value it at all.

The Conversation organised a public question-and-answer session on Reddit in which James Dyke, a lecturer in Complex System Simulation, discussed planetary boundaries and whether global industrialised…

Journalist and environmentalist George Monbiot recently wrote a powerful polemic against the concepts of ecosystem services and natural capital, arguing that they were leading us on a neoliberal “road…

Criticism of sport hunting nearly always focuses on whether hunting is cruel or not. A good example was provided by the recent controversy surrounding Melissa Bachmann, a keen hunter and television personality…

The arguments for increasing food demand are well publicised and well understood. By the middle of this century, the planet’s population will top nine billion, presenting a third more mouths to feed. Much…